APA (7th ed.) Citation

Alger, Lyons, & Trent. (1995). The United Nations System: The policies of member states. United Nations University Press.

Chicago Style (17th ed.) Citation

Alger, Lyons, and Trent. The United Nations System: The Policies of Member States. Tokyo: United Nations University Press, 1995.

MLA (8th ed.) Citation

Alger, et al. The United Nations System: The Policies of Member States. United Nations University Press, 1995.